gistfile1.scala

package com.example

import cc.spray._
import cc.spray.directives.IntNumber

trait HelloService extends Directives {

  val helloService = {
    path("") {
      get { _.complete("Say hello to Spray!") }
    } ~
      pathPrefix("contact" / IntNumber) { id =>
        contactService(id)
      }
  }

  def contactService(id: Int): Route =
    path("") {
      get {
        completeWith {
          "Contact #" + id
        }
      }
    } ~ pathPrefix("bills/latest") {
      billService(id + 42)
    }

  def billService(id: Int): Route =
    path("") {
      get {
        completeWith {
          "Bill #" + id
        }
      } ~
        delete {
          completeWith {
            "Deleted bill #" + id
          }
        }
    } ~
      pathPrefix("contact") { ctx => // Need this otherwise we get an infinite recursion
        contactService(66)
      }
}